CN109721282A - A kind of aqueous slurry preparation method based on graphene - Google Patents
A kind of aqueous slurry preparation method based on graphene Download PDFInfo
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- CN109721282A CN109721282A CN201910123499.8A CN201910123499A CN109721282A CN 109721282 A CN109721282 A CN 109721282A CN 201910123499 A CN201910123499 A CN 201910123499A CN 109721282 A CN109721282 A CN 109721282A
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Abstract
The aqueous slurry preparation method based on graphene that the invention discloses a kind of, include the following steps: for graphene and oxidation graphite solid to be placed in grinding distribution machine and carries out dispersion grinding, form mixed powder, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, mixed liquor is added to mixed powder under ultrasound condition, binder and other auxiliary agents, and ultrasonic vibration is carried out in real-time stirring, detect the pH value inside mixed slurry, mixed slurry is taken out, mixed slurry is placed in mulser again, and emulsification treatment is carried out to mixed slurry under conditions of 60-66 degrees Celsius, emulsification times are 12-15min, and operating pressure is 6-9bar.The present invention can effectively ensure that the stability of aqueous slurry, and improve dispersion performance when graphene uses.
Description
Technical field
The present invention relates to slurry preparation technical field more particularly to a kind of aqueous slurry preparation methods based on graphene.
Background technique
Electrocondution slurry is to refer to be applied on insulating substrate by various spraying methods, with conduction electric current and exclusion
A kind of new type functional coating of electrostatic charge ability is accumulated, conductive coating can be divided into structural type according to electrical conduction mechanism and composition at present
Conductive coating and addition type conductive coating, conductive coating can be divided into structural type and two kinds of admixing type.Structural conductive coating because
There are complex process, it is expensive the problems such as, cause admixing type conductive coating become conductive coating research and development and industrialization
Emphasis, however still up for further solving the problems such as admixing type conductive coating is at high cost, density is big, seriously polluted.
Also there are people and prepare electrocondution slurry using graphene, but graphene conductive slurry is mostly oiliness slurry on the market now
Material, in process of production, oil slurry volatilize a large amount of harmful substances, and smell is big, seriously polluted, with national economy development and
The progress of science and technology, improves People's livelihood, protects environment, economizes on resources, energy-saving and emission-reduction, developing a circular economy has become the basic state in China
Plan.For this purpose, we have proposed one kind to be used for graphene far infrared planar heat producing body aqueous slurry.
Summary of the invention
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, to solve to propose in above-mentioned background technique
The problem of.
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, includes the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is original
Material, and the raw material of selection is placed in 12-18 degrees Celsius of gnotobasis and is stored, in storage, need to guarantee inside raw material
Ventilation, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and Celsius in 38-44
Under conditions of degree, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, shape
At mixed powder, then it is filtered, to remove large particle therein, and large particle is ground again, it is complete
Cheng Hou is mixed into above-mentioned mixed powder；
S3: aqueous liquid dispersion is chosen, and is placed it in mixing and ball milling machine, is then mixed in real time at 50-65 degrees Celsius
Ball milling is closed, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the ball-milling treatment
Revolving speed is that 500-800 turns/min, and Ball-milling Time is 35-50min；
Mixed liquor: at 45-60 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition,
And ultrasonic vibration is carried out in real-time stirring, wherein ultrasonic power is 120-180w, working time 30-45s, after the completion, then
It is secondary that 20-35min is mixed in it in real time, that is, form mixed slurry；
S5: after the completion of handling in S4, detect the pH value inside mixed slurry all needs if pH value is excessively high or too low
Suitable pH adjusting agent is added thereto, and mixing 10-20min is carried out to it, if pH value is normal, is then directly carried out down
The processing of one step；
S6: after the completion of above-mentioned, mixed slurry being taken out, mixed slurry is placed in mulser again, and Celsius in 60-66
Carrying out emulsification treatment, emulsification times 12-15min, and operating pressure to mixed slurry under conditions of degree is 6-9bar, is completed
Afterwards, by its natural cooling to get arrive the aqueous slurry based on graphene.
Preferably, the graphene in S1, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other help
The weight ratio of agent is 10:2:1:0.5:1:0.5.
Preferably, other described auxiliary agents are specially conductive metal powder, aqueous crosslinking coupling agent, surfactant and prevent
The mixture of oxidant, and conductive metal powder, the aqueous molal weight ratio for being crosslinked coupling agent, surfactant and antioxidant
For 4:1:1:1.
Preferably, mixed powder is specially the mixing of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder
Object, and synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder molal weight ratio be 6:2:0.1:0.5.
The present invention also provides a kind of preparation processes of binder, the specific steps are as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will
Above-mentioned raw materials are placed in high-viscosity stirring machine, are mixed inside high-viscosity stirring machine, and temperature need to be controlled and be taken the photograph in 50-65
Family name's degree, 30-45min is mixed in 40-100r/min in the revolution speed system of high-viscosity stirring machine, so as to be needed
The binder wanted.
Preferably, 701 epoxy conductive adhesives, acrylic type binder, adhesive special and the electric conductivity are filled
The molal weight ratio for filling out agent is 3:1:1:0.3.
Preferably, the adhesive special is specially the mixture of water-soluble resin, polyacrylic acid and polyacrylonitrile.
A kind of aqueous slurry preparation method based on graphene proposed by the present invention, beneficial effect are: should be based on graphite
Addition and rational proportion of the aqueous slurry preparation method of alkene by plurality of raw materials, can effectively ensure that the stabilization of aqueous slurry
Property, and dispersion performance when graphene uses is improved, and after dispersion grinding and ultrasonication, the graphene powder
And other powders can be sufficiently combined with solvent, under the action of auxiliary agent and binder, through high speed dispersion, ball milling or
Ultrasonic wave effect, can be obtained the aqueous slurry of graphene of high concentration, size control, meets the demand developed now.
Specific embodiment
It is next combined with specific embodiments below that the present invention will be further described.
Embodiment 1
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, includes the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is original
Material, and the raw material of selection is placed in 12 degrees Celsius of gnotobasis and is stored, in storage, need to guarantee logical inside raw material
Gas, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and at 38 degrees Celsius
Under conditions of, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, be formed
Then mixed powder is filtered it, to remove large particle therein, and grind again to large particle, completes
Afterwards, it is mixed into above-mentioned mixed powder；
S3: choosing aqueous liquid dispersion, and place it in mixing and ball milling machine, and mixing ball in real time is then carried out at 50 degrees Celsius
Mill, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the revolving speed of the ball-milling treatment
For 500 turns/min, and Ball-milling Time is 35min；
Mixed liquor: at 45 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition, and
Ultrasonic vibration is carried out in real-time stirring, wherein ultrasonic power is 120-180w, working time 30s, after the completion, again by it
20min is mixed in real time, that is, forms mixed slurry；
S5: after the completion of handling in S4, detect the pH value inside mixed slurry all needs if pH value is excessively high or too low
Suitable pH adjusting agent is added thereto, and mixing 10min is carried out to it, if pH value is normal, is then directly carried out next
Step processing；
S6: after the completion of above-mentioned, mixed slurry being taken out, mixed slurry is placed in mulser again, and at 60 degrees Celsius
Under conditions of to mixed slurry carry out emulsification treatment, emulsification times 12min, and operating pressure be 6-9bar, after the completion, by it
Natural cooling to get arrive the aqueous slurry based on graphene.
The weight of graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents in S1
Amount is than being 10:2:1:0.5:1:0.5.
Other described auxiliary agents are specially conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant
Mixture, and conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant molal weight ratio be 4:1:
1:1.
Mixed powder is specially the mixture of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder, and is synthesized
Resin-oatmeal, lanthanum hexaboride powder, butyl carbitol and rubber powder molal weight ratio be 6:2:0.1:0.5.
The present invention also provides a kind of preparation processes of binder, the specific steps are as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will
Above-mentioned raw materials are placed in high-viscosity stirring machine, are mixed inside high-viscosity stirring machine, and temperature need to control Celsius 50
Degree, 30min is mixed in 40r/min in the revolution speed system of high-viscosity stirring machine, so as to the bonding needed
Agent.
The 701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler rub
Your mass ratio is 3:1:1:0.3, and the adhesive special is specially the mixed of water-soluble resin, polyacrylic acid and polyacrylonitrile
Close object.
Embodiment 2
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, includes the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is original
Material, and the raw material of selection is placed in 14 degrees Celsius of gnotobasis and is stored, in storage, need to guarantee logical inside raw material
Gas, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and at 40 degrees Celsius
Under conditions of, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, be formed
Then mixed powder is filtered it, to remove large particle therein, and grind again to large particle, completes
Afterwards, it is mixed into above-mentioned mixed powder；
S3: choosing aqueous liquid dispersion, and place it in mixing and ball milling machine, and mixing ball in real time is then carried out at 55 degrees Celsius
Mill, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the revolving speed of the ball-milling treatment
For 600 turns/min, and Ball-milling Time is 40min；
Mixed liquor: at 50 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition, and
Ultrasonic vibration is carried out in real-time stirring, wherein ultrasonic power is 120-180w, working time 35s, after the completion, again by it
25min is mixed in real time, that is, forms mixed slurry；
S5: after the completion of handling in S4, detect the pH value inside mixed slurry all needs if pH value is excessively high or too low
Suitable pH adjusting agent is added thereto, and mixing 13min is carried out to it, if pH value is normal, is then directly carried out next
Step processing；
S6: after the completion of above-mentioned, mixed slurry being taken out, mixed slurry is placed in mulser again, and at 62 degrees Celsius
Under conditions of to mixed slurry carry out emulsification treatment, emulsification times 13min, and operating pressure be 6-9bar, after the completion, by it
Natural cooling to get arrive the aqueous slurry based on graphene.
The weight of graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents in S1
Amount is than being 10:2:1:0.5:1:0.5.
Other described auxiliary agents are specially conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant
Mixture, and conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant molal weight ratio be 4:1:
1:1.
Mixed powder is specially the mixture of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder, and is synthesized
Resin-oatmeal, lanthanum hexaboride powder, butyl carbitol and rubber powder molal weight ratio be 6:2:0.1:0.5.
The present invention also provides a kind of preparation processes of binder, the specific steps are as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will
Above-mentioned raw materials are placed in high-viscosity stirring machine, are mixed inside high-viscosity stirring machine, and temperature need to control Celsius 55
Degree, 35min is mixed in 60r/min in the revolution speed system of high-viscosity stirring machine, so as to the bonding needed
Agent.
The 701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler rub
Your mass ratio is 3:1:1:0.3, and the adhesive special is specially the mixed of water-soluble resin, polyacrylic acid and polyacrylonitrile
Close object.
Embodiment 3
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, includes the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is original
Material, and the raw material of selection is placed in 16 degrees Celsius of gnotobasis and is stored, in storage, need to guarantee logical inside raw material
Gas, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and at 42 degrees Celsius
Under conditions of, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, be formed
Then mixed powder is filtered it, to remove large particle therein, and grind again to large particle, completes
Afterwards, it is mixed into above-mentioned mixed powder；
S3: choosing aqueous liquid dispersion, and place it in mixing and ball milling machine, and mixing ball in real time is then carried out at 60 degrees Celsius
Mill, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the revolving speed of the ball-milling treatment
For 700 turns/min, and Ball-milling Time is 35-50min；
Mixed liquor: at 55 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition, and
Ultrasonic vibration is carried out in real-time stirring, wherein ultrasonic power is 120-180w, working time 40s, after the completion, again by it
30min is mixed in real time, that is, forms mixed slurry；
S5: after the completion of handling in S4, detect the pH value inside mixed slurry all needs if pH value is excessively high or too low
Suitable pH adjusting agent is added thereto, and mixing 16min is carried out to it, if pH value is normal, is then directly carried out next
Step processing；
S6: after the completion of above-mentioned, mixed slurry being taken out, mixed slurry is placed in mulser again, and at 64 degrees Celsius
Under conditions of to mixed slurry carry out emulsification treatment, emulsification times 14min, and operating pressure be 6-9bar, after the completion, by it
Natural cooling to get arrive the aqueous slurry based on graphene.
The weight of graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents in S1
Amount is than being 10:2:1:0.5:1:0.5.
Other described auxiliary agents are specially conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant
Mixture, and conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant molal weight ratio be 4:1:
1:1.
Mixed powder is specially the mixture of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder, and is synthesized
Resin-oatmeal, lanthanum hexaboride powder, butyl carbitol and rubber powder molal weight ratio be 6:2:0.1:0.5.
The present invention also provides a kind of preparation processes of binder, the specific steps are as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will
Above-mentioned raw materials are placed in high-viscosity stirring machine, are mixed inside high-viscosity stirring machine, and temperature need to control Celsius 60
Degree, 40min is mixed in 80r/min in the revolution speed system of high-viscosity stirring machine, so as to the bonding needed
Agent.
The 701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler rub
Your mass ratio is 3:1:1:0.3, and the adhesive special is specially the mixed of water-soluble resin, polyacrylic acid and polyacrylonitrile
Close object.
Embodiment 4
The aqueous slurry preparation method based on graphene that the invention proposes a kind of, includes the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is original
Material, and the raw material of selection is placed in 18 degrees Celsius of gnotobasis and is stored, in storage, need to guarantee logical inside raw material
Gas, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and at 44 degrees Celsius
Under conditions of, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, be formed
Then mixed powder is filtered it, to remove large particle therein, and grind again to large particle, completes
Afterwards, it is mixed into above-mentioned mixed powder；
S3: choosing aqueous liquid dispersion, and place it in mixing and ball milling machine, and mixing ball in real time is then carried out at 65 degrees Celsius
Mill, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the revolving speed of the ball-milling treatment
For 800 turns/min, and Ball-milling Time is 50min；
Mixed liquor: at 60 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition, and
Ultrasonic vibration is carried out in real-time stirring, wherein ultrasonic power is 120-180w, working time 45s, after the completion, again by it
35min is mixed in real time, that is, forms mixed slurry；
S5: after the completion of handling in S4, detect the pH value inside mixed slurry all needs if pH value is excessively high or too low
Suitable pH adjusting agent is added thereto, and mixing 20min is carried out to it, if pH value is normal, is then directly carried out next
Step processing；
S6: after the completion of above-mentioned, mixed slurry being taken out, mixed slurry is placed in mulser again, and Celsius in 60-66
Carrying out emulsification treatment, emulsification times 15min, and operating pressure to mixed slurry under conditions of degree is 6-9bar, after the completion, will
Its natural cooling to get arrive the aqueous slurry based on graphene.
The weight of graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents in S1
Amount is than being 10:2:1:0.5:1:0.5.
Other described auxiliary agents are specially conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant
Mixture, and conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant molal weight ratio be 4:1:
1:1.
Mixed powder is specially the mixture of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder, and is synthesized
Resin-oatmeal, lanthanum hexaboride powder, butyl carbitol and rubber powder molal weight ratio be 6:2:0.1:0.5.
The present invention also provides a kind of preparation processes of binder, the specific steps are as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will
Above-mentioned raw materials are placed in high-viscosity stirring machine, are mixed inside high-viscosity stirring machine, and temperature need to control Celsius 65
Degree, 45min is mixed in 100r/min in the revolution speed system of high-viscosity stirring machine, so as to the bonding needed
Agent.
The 701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler rub
Your mass ratio is 3:1:1:0.3, and the adhesive special is specially the mixed of water-soluble resin, polyacrylic acid and polyacrylonitrile
Close object.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of aqueous slurry preparation method based on graphene, which comprises the following steps:
S1: choosing graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents is raw material, and
The raw material of selection is placed in 12-18 degrees Celsius of gnotobasis and is stored, in storage, need to be guaranteed logical inside raw material
Gas, to avoid due to atmosphere draught-free, to reduce the quality of raw material；
S2: treated in S1 graphene and oxidation graphite solid are placed in grinding distribution machine, and at 38-44 degrees Celsius
Under the conditions of, dispersion grinding is carried out to above-mentioned raw materials, and the particle diameter ground need to be less than 50nm, after the completion of to be ground, is formed mixed
Powder is closed, then it is filtered, to remove large particle therein, and large particle is ground again, after the completion,
It is mixed into above-mentioned mixed powder；
S3: choosing aqueous liquid dispersion, and place it in mixing and ball milling machine, and mixing ball in real time is then carried out at 50-65 degrees Celsius
Mill, the mixed powder is placed in aqueous liquid dispersion and carries out ball milling, so as to obtain mixed liquor, the revolving speed of the ball-milling treatment
Turn/min for 500-800, and Ball-milling Time is 35-50min；
Mixed liquor: at 45-60 degrees Celsius, being added to mixed powder, binder and other auxiliary agents by S4 under ultrasound condition, and
Ultrasonic vibration is carried out in stirring in real time, wherein ultrasonic power is that 120-180w, working time 30-45s again will after the completion
20-35min is mixed in it in real time, that is, forms mixed slurry；
S5: after the completion of handling in S4, detecting the pH value inside mixed slurry is all needed if pH value is excessively high or too low to it
The middle suitable pH adjusting agent of addition, and mixing 10-20min is carried out to it, if pH value is normal, then directly carry out in next step
Processing；
S6: after the completion of above-mentioned, mixed slurry is taken out, mixed slurry is placed in mulser again, and at 60-66 degrees Celsius
Under the conditions of to mixed slurry carry out emulsification treatment, emulsification times 12-15min, and operating pressure be 6-9bar, after the completion, will
Its natural cooling to get arrive the aqueous slurry based on graphene.
2. a kind of aqueous slurry preparation method based on graphene according to claim 1, it is characterised in that: in S1
Graphene, oxidation graphite solid, aqueous liquid dispersion, mixed powder, binder and other auxiliary agents weight ratio be 10:2:1:0.5:
1:0.5.
3. a kind of aqueous slurry preparation method based on graphene according to claim 2, it is characterised in that: described its
His auxiliary agent is specially the mixture of conductive metal powder, aqueous crosslinking coupling agent, surfactant and antioxidant, and conductive gold
The molal weight ratio for belonging to powder, aqueous crosslinking coupling agent, surfactant and antioxidant is 4:1:1:1.
4. a kind of aqueous slurry preparation method based on graphene according to claim 1, it is characterised in that: mixed powder tool
Body is the mixture of synthetic resin powder, lanthanum hexaboride powder, butyl carbitol and rubber powder, and synthetic resin powder, lanthanum hexaboride
The molal weight ratio of powder, butyl carbitol and rubber powder is 6:2:0.1:0.5.
5. a kind of preparation process of binder according to claim 1, which is characterized in that specific step is as follows:
701 epoxy conductive adhesives, acrylic type binder, adhesive special and electric conductivity filler are chosen, and will be above-mentioned
Raw material is placed in high-viscosity stirring machine, is mixed inside high-viscosity stirring machine, and temperature need to control Celsius in 50-65
Degree, 30-45min is mixed in 40-100r/min in the revolution speed system of high-viscosity stirring machine, so as to be needed
Binder.
6. a kind of preparation process of binder according to claim 5, it is characterised in that: 701 epoxy conductives are viscous
Mixture, acrylic type binder, adhesive special and electric conductivity filler molal weight ratio be 3:1:1:0.3.
7. a kind of preparation process of binder according to claim 6, it is characterised in that: the adhesive special is specific
For the mixture of water-soluble resin, polyacrylic acid and polyacrylonitrile.
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| CN110511621A (en) * | 2019-08-07 | 2019-11-29 | 江苏宇星工贸有限公司 | The production technology of aqueous iron oxide color paste |
| CN113426175A (en) * | 2021-06-25 | 2021-09-24 | 深圳市华中通用技术有限公司 | Graphene slurry filtering system and preparation process |
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| CN110511621A (en) * | 2019-08-07 | 2019-11-29 | 江苏宇星工贸有限公司 | The production technology of aqueous iron oxide color paste |
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Application publication date: 20190507 |